--- a/poppler/CairoFontEngine.cc
+++ b/poppler/CairoFontEngine.cc
@@ -458,6 +458,20 @@ CairoFreeTypeFont *CairoFreeTypeFont::cr
       codeToGID[i] = 0;
       if ((name = enc[i])) {
 	codeToGID[i] = FT_Get_Name_Index(face, name);
+	// if ligature glyph cannot be found, try alternative naming convention
+	if (!codeToGID[i])
+	{
+	  if (!strcmp(name, "fi"))
+	    codeToGID[i] = FT_Get_Name_Index(face, "f_i");
+	  else if (!strcmp(name, "ff"))
+	    codeToGID[i] = FT_Get_Name_Index(face, "f_f");
+	  else if (!strcmp(name, "ffi"))
+	    codeToGID[i] = FT_Get_Name_Index(face, "f_f_i");
+	  else if (!strcmp(name, "ffl"))
+	    codeToGID[i] = FT_Get_Name_Index(face, "f_f_l");
+	  else if (!strcmp(name, "fl"))
+	    codeToGID[i] = FT_Get_Name_Index(face, "f_l");
+	}
       }
     }
     break;